![6: Concrete block stopping system in an underground mine (Weiss et al.,... | Download Scientific Diagram 6: Concrete block stopping system in an underground mine (Weiss et al.,... | Download Scientific Diagram](https://www.researchgate.net/publication/334548830/figure/fig5/AS:782078438305795@1563473438436/Concrete-block-stopping-system-in-an-underground-mine-Weiss-et-al-2002.jpg)
6: Concrete block stopping system in an underground mine (Weiss et al.,... | Download Scientific Diagram
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